The film A STREETCAR NAMED DESIRE??!?

Who are the four main actors in A Streetcar Named Desire and explain how each of them became involved in the film. What effect did Marlon Brando, playing Stanley Kowalski, have on the craft of acting? identify the screenwriter of the film and the subject matter his plays most often concern. What in the film was deemed controversial and what was left out of the film version of the play?